html { scroll-behavior: smooth; }
body {
  background: #f4f1ea;
  color: #0f172a;
  transition: background-color .35s ease, color .35s ease;
}
html.dark body {
  background: #0b1220;
  color: #e8eef6;
}

[data-theme-step] {
  transition: background-color .35s ease, color .35s ease, border-color .35s ease;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 { transition-delay: .08s; }
.delay-2 { transition-delay: .16s; }
.delay-3 { transition-delay: .24s; }
.delay-4 { transition-delay: .32s; }

.skill-bar > span {
  width: 0;
  transition: width 1.1s cubic-bezier(.22,1,.36,1);
}
.skill-bar.is-visible > span { width: var(--w); }

.nav-blur {
  background: rgba(244,241,234,.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
html.dark .nav-blur,
.dark.nav-blur {
  background: rgba(11,18,32,.82);
}

.dot-grid {
  background-image: radial-gradient(rgba(15,23,42,.07) 1px, transparent 1px);
  background-size: 22px 22px;
}
html.dark .dot-grid,
.dark.dot-grid {
  background-image: radial-gradient(rgba(232,238,246,.07) 1px, transparent 1px);
}

.nav-lock { overflow: hidden; }

#sidebarBackdrop {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,.45);
  opacity: 0;
  pointer-events: none;
  z-index: 60;
  transition: opacity .35s ease;
}
#sidebarBackdrop.open {
  opacity: 1;
  pointer-events: auto;
}

#sidebar {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: min(86vw, 320px);
  z-index: 70;
  transform: translate3d(104%, 0, 0);
  transition: transform .38s cubic-bezier(.22,1,.36,1);
  will-change: transform;
  -webkit-overflow-scrolling: touch;
}
#sidebar.open { transform: translate3d(0, 0, 0); }

.photo-frame { position: relative; }
.photo-frame::after {
  content: "";
  position: absolute;
  inset: 14px -14px -14px 14px;
  border: 1px solid rgba(15,118,110,.35);
  border-radius: 1.6rem;
  z-index: -1;
}
html.dark .photo-frame::after,
.dark .photo-frame::after {
  border-color: rgba(94,234,212,.25);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, #sidebar, #sidebarBackdrop, [data-theme-step] {
    transition: none !important;
  }
}